結合使用習慣，使用方式，清洗范圍等角度剖析功能，在外觀上采用人體曲線為主要特征，雙側彈性拉伸，完美貼合人體工程學。

Combined with the use habits, use methods, cleaning range and other angle analysis functions, it adopts the human body curve as the main feature on the appearance, stretch on both sides, and perfectly fit the ergonomics.